RMAN-06023: no backup or copy of datafile 16 found to restore

RMAN> restore database;

Starting restore at 2017-03-02 12:03:05
using target database control file instead of recovery catalog
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=4269 instance=cqdb device type=DISK
allocated channel: ORA_DISK_2
channel ORA_DISK_2: SID=4366 instance=cqdb device type=DISK
allocated channel: ORA_DISK_3
channel ORA_DISK_3: SID=4463 instance=cqdb device type=DISK
allocated channel: ORA_DISK_4
channel ORA_DISK_4: SID=4560 instance=cqdb device type=DISK

RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03002: failure of restore command at 03/02/2017 12:03:07
RMAN-06026: some targets not found - aborting restore
RMAN-06023: no backup or copy of datafile 16 found to restore
RMAN>
还原数据库时报RMAN-06023 no backup or copy of datafile 16 found to restore,使用list backup 命令查看指定文件所在备份集。

RMAN> list backup of datafile 16;
specification does not match any backup in the repository
RMAN>
没有匹配的备份集，应该是备份不完整因此无法还原。